package xyz.keyon.dao;

import xyz.keyon.bean.User;

public interface IUserDao {
    //用户Dao
    //增加用户
    public boolean addUser(String username, String password);
    //根据用户名和密码查找用户
    public User findUserByUsernameAndPassword(String username, String password);
    //根据用户名查找用户是否存在
    public boolean isExistUser(String username);
}
